.mKnowledgeMin{max-width: 40rem;margin:0 auto}
.com_head img{width: 12px;height: 24px;position: absolute;left: 0;top: 17px;}
.con{color:#535353;}
.con p span{font-size: 14px;}
.aboutArticle{background-color: #eeeeee;}
.gui{width: 3px;height: 15px;display: inline-block;background-color: #557ce1;margin-right: 4px;}